<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="内容标题" prop="title">
        <el-input
          v-model="queryParams.title"
          placeholder="请输入内容标题"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['manager:content:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['manager:content:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['manager:content:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['manager:content:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="contentList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="id" align="center" prop="id" />
      <el-table-column label="内容标题" align="center" prop="title" />
      <el-table-column label="链接" align="center" prop="url" />
      <el-table-column label="图片" align="center" >
        <template slot-scope="scope">
          <img :src="scope.row.pic" width="100px"/>
        </template>
      </el-table-column>
      <el-table-column label="状态" align="center" prop="status" />
      <el-table-column label="排序" align="center" prop="sortOrder" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['manager:content:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['manager:content:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改广告管理对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      {{form}}
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="广告分类" prop="categoryId">
          <!--<el-input v-model="form.categoryId" placeholder="请输入内容类目ID" />-->
          <el-select v-model="form.categoryId" placeholder="请选择分类">
            <el-option v-for="cate in categories" :label="cate.name" :value="cate.id"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="内容标题" prop="title">
          <el-input v-model="form.title" placeholder="请输入内容标题" />
        </el-form-item>
        <el-form-item label="链接" prop="url">
          <el-input v-model="form.url" type="text" placeholder="请输入内容" />
        </el-form-item>
        <el-form-item label="排序" prop="sortOrder">
          <el-input v-model="form.sortOrder" placeholder="请输入排序" />
        </el-form-item>

        <el-form-item label="广告图片" >
          <!--<el-input v-model="form.pic" placeholder="请输入图片绝对路径" />-->
          <!--文件上传 -->
          <!--<el-upload-->
          <!--  class="upload-demo"-->
          <!--  action="#"-->
          <!--  :http-request="uploadFile"-->
          <!--  :file-list="fileList"-->
          <!--  list-type="picture">-->
          <!--  <el-button size="small" type="primary">点击上传</el-button>-->
          <!--  <div slot="tip" class="el-upload__tip">只能上传jpg/png文件，且不超过500kb</div>-->
          <!--</el-upload>-->
          <el-upload
            class="upload-demo"
            action="#"
            :http-request="uploadFile"
            :file-list="fileList"
            list-type="picture">
            <el-button size="small" type="primary">点击上传</el-button>
            <div slot="tip" class="el-upload__tip">只能上传jpg/png文件，且不超过500kb</div>
          </el-upload>
        </el-form-item>

      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listContent, getContent, delContent, addContent, updateContent } from "@/api/manager/content";
import { findAllCategories} from "@/api/manager/category"
import { upload} from "@/api/manager/fileUpload"
export default {
  name: "Content",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 广告管理表格数据
      contentList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        title: null,
      },
      categories:[],      // 广告分类
      fileList:[],        // 存放上传的图片
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        categoryId: [
          { required: true, message: "内容类目ID不能为空", trigger: "blur" }
        ],
      }
    };
  },
  created() {
    this.getList();
    this.findCategories()
  },
  methods: {
    // 查询广告分类
    findCategories(){
      findAllCategories().then( resp => {
        console.log("resp:",resp)
        this.categories = resp.data
      })
    },
    // 文件上传
    // uploadFile(v){    // v: 代表上传的图片对象
    //   //1. 定义上传的表单数据
    //   let data = new FormData();
    //   data.append("file",v.file)
    //   console.log("data:",data)
    //   //2. 开始文件上传
    //   thirdpatyUploadFile(data).then(resp => {
    //     console.log("upload-resp:",resp)
    //     if(resp.code === 200){
    //       this.form.pic = resp.msg
    //     }
    //   })
    // },
    // 进行文件上传
    uploadFile(v){
      //1. 利用H5提供的FormData对象得到表单数据
      let data = new FormData()
      //2. 追加表单数据到data对象中
      data.append("file",v.file)
      console.log("data:",data)
      //3. 调用上传方法进行文件上传
      upload(data).then((data) => {
        //todolist:  上传成功后，就为form.pic赋值
        console.log("data-上传后:",data)
        this.form.pic = data.msg
      })
    },
    /** 查询广告管理列表 */
    getList() {
      this.loading = true;
      listContent(this.queryParams).then(response => {
        this.contentList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        categoryId: null,
        title: null,
        url: null,
        pic: null,
        status: "0",
        sortOrder: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加广告管理";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getContent(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改广告管理";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateContent(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addContent(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除广告管理编号为"' + ids + '"的数据项？').then(function() {
        return delContent(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('manager/content/export', {
        ...this.queryParams
      }, `content_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
